n=int(input())
l=list(map(int,input().split()))
l.sort()

cnt=0
for i in range(n):
    for j in range(i+1,n):
        for k in range(j+1,n):
            if (l[i]==l[j] or l[j]==l[k] or l[k]==l[i]):
                continue
            if l[k]-l[j]-l[i]<0:
                cnt+=1

print(cnt) n=int(input()) n int(input()) int input() input l=list(map(int,input().split())) l list(map(int,input().split())) list map(int,input().split()) map int input().split() ().split () input split l.sort() l.sort l sort cnt=0 cnt 0 for i in range(n):
    for j in range(i+1,n):
        for k in range(j+1,n):
            if (l[i]==l[j] or l[j]==l[k] or l[k]==l[i]):
                continue
            if l[k]-l[j]-l[i]<0:
                cnt+=1 i range(n) range n for j in range(i+1,n):
        for k in range(j+1,n):
            if (l[i]==l[j] or l[j]==l[k] or l[k]==l[i]):
                continue
            if l[k]-l[j]-l[i]<0:
                cnt+=1 j range(i+1,n) range i+1 i 1 n for k in range(j+1,n):
            if (l[i]==l[j] or l[j]==l[k] or l[k]==l[i]):
                continue
            if l[k]-l[j]-l[i]<0:
                cnt+=1 k range(j+1,n) range j+1 j 1 n if (l[i]==l[j] or l[j]==l[k] or l[k]==l[i]):
                continue
             l[i]==l[j] or l[j]==l[k] or l[k]==l[i] l[i]==l[j] or l[j]==l[k] l[i]==l[j] l[i] l i l[j] l j l[j]==l[k] l[j] l j l[k] l k l[k]==l[i] l[k] l k l[i] l i continue if l[k]-l[j]-l[i]<0:
                cnt+=1 l[k]-l[j]-l[i]<0 l[k]-l[j]-l[i] l[k]-l[j] l[k] l k l[j] l j l[i] l i 0 cnt+=1 cnt 1 print(cnt) print cnt l=list(map(int,input().split())) list(map(int,input().split())) l n=int(input()) int(input()) n cnt+=1 1 cnt cnt=0 0 cnt
n=int(input())
l=list(map(int,input().split()))
l.sort()

cnt=0
for i in range(n):
    for j in range(i+1,n):
        for k in range(j+1,n):
            if (l[i]==l[j] or l[j]==l[k] or l[k]==l[i]):
                continue
            if l[k]-l[j]-l[i]<0:
                cnt+=1

print(cnt)
